Our smoothies do not use any frozen bases- ice cream, frozen yogurt, or sorbet. This is for a couple reasons, first that most frozen bases use weird chemicals and high-fructose corn syrup that we'd like to avoid. Second, they are usually used as a cheap filler to take up space from the more expensive (and nutritious) ingredients. When you see 'yogurt' on our menu, it means just a couple ounces of fresh organic Straus Yogurt